Release v2.1.1

UI & UX

• Note List Selection: Fixed a visual conflict where the card background and list selection highlight overlapped, ensuring a clean native feel.
• Dashboard Enhancements: Applied material backgrounds (ultraThinMaterial) and refined the layout of the top tab bar and bottom toolbar.
• AI Assistant Redesign: Improved the AI Assistant view with better contrast, bolder typography, and more robust response display.
• Visual Polish: Re-aligned several UI components and improved the Sepia theme for better readability.

Localization

• Comprehensive Audit: Completed a full audit and localization of hardcoded strings across the entire application.
• Improved Translations: Added missing Chinese translations for keyboard shortcuts, settings units ("px", "pt"), and dynamic UI labels (e.g., "Heading %lld").
• Localized Components: Ensured all user-facing text in the AI Assistant, Settings, and Dashboard views are correctly localized.

Stability & Cleanup

• Bug Fixes: Resolved several critical compilation errors and warnings related to SwiftUI API deprecations and type inference.
• Core Improvements: Updated Updater and AIService to modern Swift coding standards, removing redundant code and improving reliability.

中文

界面与体验 (UI & UX)

• 列表显示优化：修复了文稿列表选中时卡片背景与原身高亮色的叠加问题，确保界面视觉纯净。
• 操作面板增强：在仪表盘顶部和底部应用了材质效果（ultraThinMaterial），并精简了布局。
• AI 助手重构：优化了 AI 助手视图，增强了对比度、排版及响应内容的显示效果。
• 细节打磨：对多个 UI 组件进行了精细对齐，并优化了“深褐（Sepia）”主题的阅读体验。

本地化 (Localization)

• 全面审计：完成了全代码库的硬编码字串审计与本地化工作。
• 翻译补全：新增并补全了键盘快捷键说明、设置单位（“像素”、“磅”）以及动态标签（如“层级 %lld”）的中文翻译。
• 组件本地化：确保 AI 助手、设置及仪表盘视图中的所有用户可见文本均已正确本地化。

稳定性与清理 (Stability & Cleanup)

• 缺陷修复：解决了数个与 SwiftUI API 废弃及类型推断相关的编译错误和警告。
• 核心改进：根据现代 Swift 编码标准更新了更新程序及 AI 服务模块，移除了冗余代码并提升了可靠性。